# File lib/fog/orchestration/openstack/models/resources.rb, line 19
        def get(resource_name, stack = nil)
          stack = first.stack if stack.nil?
          data  = service.show_resource_data(stack.stack_name, stack.id, resource_name).body['resource']
          new(data)
        rescue Fog::Compute::OpenStack::NotFound
          nil
        end